<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Math.random()</title>
<script>
function rand() {
   console.log( Math.random() );
}
var clearId = setInterval("rand()", 1000);
</script>
</head>

<body>
            sdddddd    gggggggggggg

sssssssss
</body>
</html>
